Insize Combination Squares are precision layout and measuring tools designed for accurate angle, depth, and straightness measurements in engineering, machining, and workshop environments. Featuring metric graduations, these 300mm (12") combination squares are ideal for checking 90° and 45° angles, marking lines, and measuring step heights or depths. The set includes a durable square head and precision rule, providing reliable, repeatable results for professional use. Built to withstand workshop and industrial conditions, Insize Combination Squares are essential tools for tradespeople, engineers, machinists, and quality control professionals requiring professional-grade accuracy and versatility.